The
levoglucosan concentrations were higher in this study than in
samples collected at a site in the Atlantic Forest, 11.0 ng m3
(Vasconcellos et al., 2010), at an urban site Piracicaba, 66 ng m3
(Souza et al., 2014) and at an urban site in Rio de Janeiro State,
ranging from 0.15 to 1.65 ng m3 (Dos Santos et al., 2002).